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US 5,288,710 AGranted
Stable salts of 4"-deoxy-4"-epi-methylamino avermectin Bla/Blb
AssigneeMerck & Co., Inc.
InventorRaymond Cvetovich
Life of this patent
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Abstract
Certain salts of 4"-deoxy-4"-epi-methylamino avermectin Bla/Blb such as: the benzoic acid salt, gallic acid salt, citric acid salt, benzenesulfonic acid salt and salicyclic acid salt, phosphoric acid salt, tartaric acid salt or maleic acid salt, exhibit enhanced stability, a property which serves to provide greater shelf life and a product of greater safety for the user and the environment.
Claims4
A stable salt of Formula I:
- ##STR3## wherein:
- R is hydrogen or methyl;
- and
- X is:
- benzoic acid.
2 more elements
Dependencies are inferred from the claim text.